Answer
Polynomial is prime.
Work Step by Step
$4x^2+25y^2=(2x)^2+(5y)^2$. We do not have a formula for the sum of squares, so the polynomial is prime.
Intermediate Algebra for College Students (7th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13417-894-7
ISBN 13:
978-0-13417-894-3
Chapter 5 - Section 5.6 - A General Factoring Strategy - Exercise Set - Page 378: 27
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